loc

Level of consciousness. An abbreviation commonly used in describing a person’s degree of awareness or consciousness. Accepted terms in describing are lethargic (a person with mildly depressed level of consciousness who is easily aroused), obtunded (a person with a more depressed level of consciousness who cannot be filly aroused), stuporous (a person in a sleep like state who cannot be aroused but responds to stimulation) and comatose (a person who does not respond in a purposeful manner to any stimulus).